Elizabeth McCausland Papers, Marsden Hartley Catalogue Raisonné: Still Life Oils, [circa 1944-1964]. Box 15, Folder 20, Frames 11-12. In a letter to Hans Huth at the AIC, McCausland notes that she has located labels on the backs of Hartley works which correspond to a rare annotated checklist of the Forum exhibition, which was not included in the catalogue. Archives of American Art, Smithsonian Institution.

Evans, Dorinda. "An American Prelude to the Abstract Portrait," in This is a Portrait if I Say So: Identity in American Art, 1912 to Today. Brunswick, ME: Bowdoin College Museum of Art, 2016, pp. 26-28, ill. p. 26, fig. 9.

Elizabeth McCausland Papers, Marsden Hartley Catalogue Raisonné: Still Life Oils, [circa 1944-1964]. Box 15, Folder 20, Frames 11-12. In a letter to Hans Huth at the AIC, McCausland notes that she has located labels on the backs of Hartley works which correspond to a rare annotated checklist of the Forum exhibition, which was not included in the catalogue. Archives of American Art, Smithsonian Institution.

Evans, Dorinda. "An American Prelude to the Abstract Portrait," in This is a Portrait if I Say So: Identity in American Art, 1912 to Today. Brunswick, ME: Bowdoin College Museum of Art, 2016, pp. 26-28, ill. p. 26, fig. 9.